Complete Subjects and Predicates and Simple Subjects
Page 1, Write the complete subject for 1-10 and write the complete predicate for 11-21.
1.
2.
3.
4.
5.
6.
7.
People of long ago used animals as a source of energy.
Strong animals plowed fields for farmers.
Coal, opikl, and natural gas are called fossil fuels.
Fossil fuels come from the remains of prehistoric plants and animals.
The earth contains a limited supply of fossil fuels.
Modern humans use fossil fuels more than any other type of energy.
Energy from the sun is stored.
Page 2, Part B. Identify the sentence part as either a complete subject or a complete predicate.
Then, add what part is missing to make a complete sentence.
1.
2.
3.
4.
a strong wind
floated down the river
electric cars
wrote a report
Page 3, Part A. Add details to the subjects and predicates to make them more interesting sentences.
1.
2.
3.
4.
5.
6.
Wind blows.
Machines work.
Electricity flows.
Windmills turn.
The sun shines.
Cars need.
Page 3, Part B. These notes are fragments. Correct them by adding parts that are missing: subjects and
predicates, or by combining the fragments to make complete sentences.
Geothermal power. Produced when water comes into contact with heated rocks under the earth. Steam
trapped underground. Power companies drill into steam. Steam turns turbines. Produces electricity.
Advantage—no pollution. Cheap source of electricity. Geothermal plants in Italy, Japan, Philippines, U.S.
Not a main source of energy today. Could be in the future.
Page 4, Part A. Identify the simple subject.
1.
2.
3.
4.
5.
Extreme sports are a new kind of entertainment.
Participants in these sports sometimes ignore the danger.
The athletes enjoy the great challenge in each sport.
Great skill is needed for mountain biking.
The rider travels down a high hill or mountain on a narrow track.
6.
7.
8.
9.
10.
A cross country biker follows a rough course over a long distance.
The position of the rider’s body is very important in mountain biking.
Only brave swimmers use surfboards in giant waves.
A new extreme sport is body surfing.
The body surfer rides the waves without a board.
Page 5, Part A. Identifying simple subjects.
1.
2.
3.
4.
5.
6.
7.
8.
9.
The sport of wakeboarding is becoming very popular.
The water-skier uses a large board instead of water skis.
A powerful boat pulls the wakeboarder across the water.
The wakeboarder makes the board do whole and half turns in the water or in the air.
Some people consider off-road in-line skating another extreme sport.
Great endurance is needed when skating on a beach or over rough ground.
Another new sport is snowboarding.
The rider of a snowboard stands sideways on the board.
An extreme snowboarder goes from the top of a mountain to the bottom using only the
snowboard.
10. Falls are very common in this sport.
Page 5, Part B. Writing simple subjects. Choose one of the following simple subjects to complete each
sentence below.
athletes
cavers
parachutists
mountaineer
bikes
rafts
stunts
snowboarders
1.
2.
3.
4.
5.
6.
7.
8.
A _______________________ is a person who climbs the tallest mountains of the world.
_______________________ explore deep underground caverns.
White-water _______________________ must be made of tough material.
_______________________ sometimes choose to jump off high mountains.
Mountain _______________________ must be made for strong riding over tough roads.
_______________________ use special bindings to keep their feet from slipping off the board.
Dangerous _______________________can cause serious injuries
Well-trained _______________________ must work out constantly to keep in shape.